{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009734","490:4900009733","490:4900008565","490:4900010398","490:4900009637","490:4900009428","491:4910005709","490:4900009737","490:4900008672","490:4900008559","490:4900009839","490:4900010227","490:4900009430","490:4900009938","490:4900008670","491:4910005658","490:4900009535","490:4900009011","491:4910005155","490:4900009448","490:4900009006","491:4910005405","490:4900010774","490:4900010047","490:4900009863"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,491,490,490,491,490,490,490],"twin_sims":[0.28517288114358724,0.23623546354245623,0.22944304858961223,0.22768579105265507,0.2045054753801777,0.1697475753547556,0.15739007340282618,0.1534763887752781,0.14970271716403422,0.14832245778768505,0.14299492294256033,0.11807536671237792,0.11386584668076055,0.1127532068787302,0.10637858923516418,0.10496024973549269,0.09706204317186931,0.09358627197780388,0.09198952384292595,0.09135742165915221,0.07838805139836416,0.07323900912555344,0.07287416288401834,0.06992108860871844,0.06488298034632875],"twin_dists":[0.20573198441294008,0.22062814333408234,0.22284739638370255,0.22342856629391541,0.2313924962553543,0.2445949218656619,0.2497529284173811,0.25144777703007093,0.25311227048254714,0.25372878989004205,0.2561489824895477,0.2684623559539589,0.2707335979269767,0.27134469095673447,0.2749385504991945,0.2757607941429967,0.2805051344326805,0.28268945082506464,0.28371441168419403,0.28412404777410927,0.2930725803760863,0.29695721792819185,0.29724074722034544,0.2995789762391442,0.30376029150211675],"n_dims_used":45,"mean_confidence":0.8887581719292534},"coverage":{"mean_confidence":0.8887581719292534,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}